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Table 2 IC50 concentrations (μg/ml) of HNE in the 2D Alamar Blue assay and 3D Soft Agar assay

From: Preclinical evaluation of safety and potential of black hellebore extracts for cancer treatment

 

2D Alamar Blue assay

3D Soft Agar assay

Cell type

Batch A HNE

Batch B HNE

Mean HNE

SD

Actinomycin-D

Batch A HNE

Batch B HNE

Mean HNE

SD

Actinomycin-D

Caki-2

220

430

291

105

5.40

140

430

211

145

8.79

DLD-1

210

330

257

61.5

1.58

170

340

227

35

0.99

MKN-1

170

250

202

90

1.02

130

270

176

70

0.82

LN229

460

680

549

110

1.51

440

870

584

215

0.31

SK-N-SH

260

490

340

115

1.63

330

490

394

80

1.00

  1. Two HNE batches (A, B) were analyzed in comparison to Actinomycin-D in five tumor cell lines (Caki-2: renal cell carcinoma, DLD-1: colorectal carcinoma, MKN-1: gastric carcinoma, LN 229: glioblastoma, SK-N-SH: neuroblastoma) for their anti-proliferative potential in the 2D designed Alamar Blue assay and in the 3D designed Soft Agar assay. (Standard deviations of the results (growth levels relative to high control (isotonic solvent (100%)) are presented in Additional file 1)